The product is a lot of four internal laptop drives from various manufacturers including Dell and Toshiba. These 2.5" drives have a storage capacity of 250GB and a rotation speed of 7200 RPM. They are compatible with laptops, have a SATA I interface, and are guaranteed with a 1-month manufacturer warranty. The drives are in silver color and are designed for easy removable storage. Made in China, these HDDs belong to the Toshiba Hitachi product line. Ideal for adding extra storage capacity to laptops, these internal hard disk drives offer reliable performance and efficiency. lot of 4